<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>

		<style type="text/css">
			.parent {
				border: solid #AAAAAA;
				width: 12em;
				height: 12em;
			}

			.lf {
				float: left;
			}



			.lf {
				width: 3em;
				height: 3em;
				border: solid;
				/* background: #000000; */

			}
		</style>
	</head>
	<body>

		<div class="parent">
			<div class="lf">A</div>
			<div class="lf">B</div>
			<div class="lf">C</div>
			<div class="lf">D</div>
		</div>
	</body>
</html>
